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In which case does chromium undergo redu...

In which case does chromium undergo reduction?

A

`CrO_(3)rarrCrOF_(3)`

B

`Cr^(3+)rarrCr(OH)_(4)^(-)`

C

`2CrO_(4)^(2-)rarrCr_(2)O_(7)^(2-)`

D

`Cr^(3+)rarrCrO_(4)^(2-)`

Text Solution

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The correct Answer is:
a
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